Home / 25,958.17-38,929.56-11,163.57

Finding the Fourth Proportional to 25,958.17, 38,929.56 and 11,163.57

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Solution

The fourth proportional to 25,958.17, 38,929.56 and 11,163.57 is: 16,742.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,958.17 : 38,929.56 = 11,163.57 : x
  2. Step 2: Convert to fraction form
    25,958.17/38,929.56 = 11,163.57/x
  3. Step 3: Cross multiply
    25,958.17x = 38,929.56 × 11,163.57
  4. Step 4: Simplify right side
    25,958.17x = 434,592,962.05
  5. Step 5: Solve for x
    x = 434,592,962.05/25,958.17
  6. Step 6: Final answer
    x = 16,742.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.